Question

is root 12.25 is rational or irrational ​

Answer 1

Answer:

12.25 = 1225÷ 100

it is a rational number

Answer 2

Answer:

$\sqrt{12.25} = \sqrt{ \frac{1225}{100} } \\ = \sqrt{ \frac{35 \times 35}{10 \times 10} } \\ = \frac{35}{10} = \frac{7}{2} \\ \\ hence \: this \: a \: rational \: number$

Hey mate Here is your solution. Thanks